Home / 152,463.21-228,835.26-77,637.30

Finding the Fourth Proportional to 152,463.21, 228,835.26 and 77,637.30

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Solution

The fourth proportional to 152,463.21, 228,835.26 and 77,637.30 is: 116,527.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,463.21 : 228,835.26 = 77,637.30 : x
  2. Step 2: Convert to fraction form
    152,463.21/228,835.26 = 77,637.30/x
  3. Step 3: Cross multiply
    152,463.21x = 228,835.26 × 77,637.30
  4. Step 4: Simplify right side
    152,463.21x = 17,766,151,731.20
  5. Step 5: Solve for x
    x = 17,766,151,731.20/152,463.21
  6. Step 6: Final answer
    x = 116,527.47

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.